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Finding the Fourth Proportional to 60,572.88, 90,927.48 and 25,542

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Solution

The fourth proportional to 60,572.88, 90,927.48 and 25,542 is: 38,341.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,572.88 : 90,927.48 = 25,542 : x
  2. Step 2: Convert to fraction form
    60,572.88/90,927.48 = 25,542/x
  3. Step 3: Cross multiply
    60,572.88x = 90,927.48 × 25,542
  4. Step 4: Simplify right side
    60,572.88x = 2,322,469,694.16
  5. Step 5: Solve for x
    x = 2,322,469,694.16/60,572.88
  6. Step 6: Final answer
    x = 38,341.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.